OpenTechnical

OT-2026-000099041

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000099041) never changes.

Identity and time

Publication numberOT-2026-000099041 · never reused
Internal UUID01a0aea2-8287-7e1a-a471-cb0e81cf3b12 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099041
StatusPUBLIC

Content hashes

Canonical texte28be0eb98694c4aa0fb503451b299b950bc70dc2f5032ae3e182234c29d7fb6
Markdown42162feb9ff3b4720d1640dd9e21631a9b5c049c1992e51a1439ce669c8949e3
PDF
Publication page5544351630f4c2075858a8834988e212939af940008fb0e9a1bce4cf54c94701
Manifestdc4a92a1d9bfa6de2d8e935e9b6b2b8ddeedbc7c20080ec98b72f05890efbd11

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureXjR8/HJs8bDOt8XwoJ8XD88kChyMspSmj6chRlYWWx71ELDo4WgmFI+hnEq4Baj4kiZ86kih90Od578xr2W+CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:15.251405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099041
observed 5544351630f4c2075858a8834988e212...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:15.235805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099041/manifest.json
observed dc4a92a1d9bfa6de2d8e935e9b6b2b8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:15.218642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099041/publication.md
observed 42162feb9ff3b4720d1640dd9e21631a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:15.196716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099041/publication.txt
observed e28be0eb98694c4aa0fb503451b299b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.